Multi-functional Sunshade

ABSTRACT

A multi-functional sunshade is provided, including housing ( 1 ), raising and lowering mechanism ( 2 ) and folding mechanism ( 3 ), in which raising and lowering mechanism ( 2 ) connects to housing ( 1 ), and raising and lowering mechanism ( 2 ) drives folding mechanism ( 3 ) for spreading and drawing in. Housing ( 1 ) comprises housing body ( 11 ), motor. Raising and lowering mechanism ( 2 ) comprises: raising and lowering rod ( 21 ), raising and lowering platform ( 22 ) and raising and lowering seat ( 23 ), in which: motor set up in housing body ( 11 ) drives raising and lowering platform ( 22 ) to move along the axial direction of raising and lowering rod ( 21 ), which is installed in housing body ( 11 ) via raising and lowering seat ( 23 ). In case of equipment failure, it can draw in the sunshade cloth through an emergency mechanism and uses a plug-in buckle to increase the assembly efficiency substantially. It has a broad market prospect.

BACKGROUND OF THE PRESENT INVENTION

1. Field of Invention

This invention involves a sunshade device and more specifically, itinvolves a kind of multifunctional sunshade.

2. Description of Related Arts

Solar energy is a type of clean energy which uses sunlight duringdaytime as energy and uses solar cell to charge batteries to convertsolar energy into chemical energy and store it in batteries. Batteriesserve as power supply to supply energy to loads in which the chemicalenergy in batteries is converted into energy of other forms.

In conventional arts, the remote control sunshade utilizing solar energyhas such disadvantages such as irrational in structure, complicated toassemble, hard to repair and a short service life. Therefore, it isnecessary to develop a multifunctional sunshade being rational instructural design and having humanized characteristics.

SUMMARY OF THE PRESENT INVENTION

Aimed at the inefficiency in existing technologies, this inventionpurports to provide a multifunctional sunshade.

According to the one aspect of this invention, a multi-functionalsunshade is provided, comprising a housing 1, a raising and loweringmechanism 2 and a folding mechanism 3,

wherein the raising and lowering mechanism 2 connects to the housing 1,the raising and lowering mechanism 2 drives the folding mechanism 3 tospread and draw in,

wherein the housing 1 comprising a housing body 11 and a motor 12, theraising and lowering mechanism 2 comprising a raising and lowering rod21, a raising and lowering platform 22 and a raising and lowering seat23,

wherein the motor 12 set up in the housing body 11 drives the raisingand lowering platform 22 to move along an axial direction of the raisingand lowering rod 21, and the raising and lowering rod 21 is installed inthe housing body 11 via the raising and lowering seat 23.

Optimally, the raising and lowering rod 21 comprises a screw 211, aguide post 212 and a drive nut 213, the guide post 212 comprises araised guide strip 2121, the raising and lowering platform 22 comprisesa raising and lowering tray 221 and an emergency release connecting part222, wherein the drive nut 213 is installed on the screw 211, the screw211 is installed on the guide post 212, the raising and lowering tray221 has a first guide groove 22111 mating with the raised guide strip2121 of the guide post 212 and a first screw accommodation through-hole22112 having the screw 211 threading through, the raising and loweringtray 221 connects with the emergency release connecting part 222, theemergency release connecting part 222 connects to the drive nut 213 in aremovable manner, a control end of the folding mechanism 3 connects tothe raising and lowering tray 221.

Optimally, the emergency release connecting part 222 comprises anL-shape connecting part 2221 and an emergency bolt 2222, in which: oneconnecting arm of the L-shape connecting part 2221 connects to theraising and lowering tray 221, and the other connecting arm connects tothe drive nut 213 in a removable manner through the emergency bolt 2222.

Optimally, the raising and lowering tray 221 comprises a central piece2211 and a folding mechanism mounting sleeve 2212, in which: the centralpiece 2211 has a first guide groove 22111 and a first screwaccommodation through-hole 22112, the central piece 2211 has aprotruding arm 22113 extending out from an outer edge thereof, thefolding mechanism mounting sleeve 2212 has a limit groove 22121, an endof the protruding arm 22113 is set up in the limit groove 22121 andconnects with the limit groove 22121 closely, the control end of thefolding mechanism 3 is set up in the limit groove 22121 and hinged witha wall of limit groove 22121.

Optimally, the limit groove 22121 is of U-shape and the width betweenwalls of the U-shape groove is equal to or slightly greater than thewidth of the protruding arm 22113 and the width between the walls of theU-shape groove is equal to or slightly greater than the control end ofthe folding mechanism 3.

Optimally, the raising and lowering platform 22 further comprises aguide part 223, the guide post 212 further comprises a bearing 2122 anda guide pipe sleeve 2123, in which: the screw 211 is located in theguide pipe sleeve 2123, two ends of the screw 211 connects to two endsof the guide pipe sleeve 2123 through the bearing 2122 respectively, theguide pipe sleeve 2123 is installed in the housing body 11 via theraising and lowering seat 23, the guide pipe sleeve 2123 has a secondguide groove 21211 provided thereon, the guide part 223 comprises a ringpiece 2233 and a slider 2231 extending out from the ring piece 2233, thering piece 2233 has a second screw accommodation through-hole 2232having the screw 211 threading through, the second guide groove 21211fits with the slider 2231, the slider 2231 connects to the raising andlowering tray 221, a radius of the ring piece 2233 is slightly less thanan inner diameter of the guide pipe sleeve 2123.

Optimally, the slider 2231 is connected between the L-shape connectingpart 2221 and the raising and lowering tray 221.

Optimally, the raised guide strip 2121 has a wire routing hole 21211provided thereon.

Optimally, the raising and lowering tray 221 is an axially symmetricalcomponent, and the raising and lowering seat 23 and the housing body 11are an integral part.

Optimally, the folding mechanism 3 comprises a plurality of folding armunits 31 connecting in proper order, in which control ends of thefolding arm unit 31 in a most inner side connects to the raising andlowering platform 22 and the raising and lowering seat 23 respectively,for adjacent the folding arm units 31, the output end of the folding armunit 31 on an inner side is hinged to the control end of the folding armunit 31 on an outer side.

Optimally, the folding arm units 31 comprises a connecting shaft 312 andat least two connecting arms 311, each of the connecting arms 311 has amounting hole 3111 mating with the connecting shaft 312 in the center, amiddle of the two connecting arms 311 of one folding arm unit 31 arehinged with the connecting shaft 312 through the mounting hole 3111.

Optimally, the height between the connecting shafts 312 located in themiddle of the connecting arms 311 for the folding arm units 31 of onefolding mechanism 3 is the same.

Optimally, a middle part of a shaft body 3124 of the connecting shaft312 extends out from a washer body 3121, each of two ends of theconnecting shaft 312 has a ring slot 3122 provided thereon, the mountinghole 3111 has a retainer ring 31111 mating with the ring slot 3122 onthe wall.

Optimally, a cross section of the washer body 3121 is an echelon, and alength for which the echelon connects to a bottom side of the shaft body3124 is greater than that for which the echelon connects to a top sideof the same.

Optimally, an end face 3123 and a side face 3126 of the connecting shaft312 is connected smoothly, and a radius of an end face 3123 of theconnecting shaft 312 is smaller than thereof the shaft body 3124 of theconnecting shaft 312.

Optimally, the two ends of the connecting shaft 312 have a removinggroove 3125, the removing groove 3125 extends from an end face 3123 ofthe connecting shaft 312 along an axial direction of the connectingshaft 312 toward an internal of the connecting shaft 312.

Optimally, a gap exists between an end side face of the connecting shaft312 and a wall of the mounting hole 3111.

Optimally, the connecting arm 311 has an I-shape cross section.

Optimally, the folding arm units 31 further comprises a protecting plug313 installed at a top of the connecting arm 311, the protecting plug313 comprises a protecting plug buckle 3131, a protecting surface 3132and a sunshade cloth mounting slot 3133, in which the protecting surface3132 has a thickness, the protecting plug buckle 3131 is connected at alower side of the protecting surface 3132, an inner side of theprotecting plug buckle 3131 forms the sunshade cloth mounting slot 3133,through-holes on the sunshade cloth mounting slot 3133 and theprotecting surface 3132 are connected with each other, and theconnecting arm 311 has a protecting plug mounting slot 3112 mating withthe protecting plug buckle 3131 on the top.

Optimally, the folding arm units 31 further comprise a sunshade clothbuckle parts 314 installed on the protecting plug 313, in which thesunshade cloth buckle parts 314 comprises a sunshade cloth bucklesurface 3141 and a sunshade cloth buckles 3142, the sunshade clothbuckle surface 3141 has a thickness, the sunshade cloth buckles 3142 areprovided at a lower side of the sunshade cloth buckle surface 3141, andthe sunshade cloth mounting slot 3133 and the sunshade cloth buckles3142 are matched.

Optimally, a sunshade cloth is further included, wherein the sunshadecloth is connected to a top of the folding mechanism 3.

Optimally, the sunshade cloth has through-holes, and the sunshade clothbuckles 3142 of the sunshade cloth buckle parts 314 threads through thethrough-holes to install in the sunshade cloth mounting slot 3133.

Optimally, magic buttons are further included, in which hook and looptapes are further included, which are located at a location of asunshade cloth corresponding to a vehicle rear view mirror and/or ahandle.

Optimally, a bottom of the housing body 11 extends upward out from themotor support groove 111, and a groove surface of the motor supportgroove 111 matches with a bottom shape of the motor 12.

Optimally, a cover of the housing body 11 extends downward out from anupper pressure groove 112 of the motor 12, and a groove edge of theupper pressure groove 112 of the motor matches with a top shape of themotor 12.

Optimally, the housing 1 further comprises a motor attachment plate 13and a motor attachment plate mounting groove 14, in which an enclosureof the motor 12 is caught in a motor mounting hole 131 of the motorattachment plate 13.

Optimally, the motor 12 drives the screw 211 via two bevel gears 121axially perpendicular to each other.

Optimally, the housing 1 further comprises a controller 15, and thehousing 1 further comprises one or more devices selected from the groupconsisting of the following devices connecting with controller 15:

-   -   an indicator lamp;    -   a display screen;    -   a power switch; and    -   a remote communication device.

Optimally, the housing 1 further comprises a power supply 16, thehousing body 11 comprises a power cover plate 113, the housing body 11has a power supply storage space 114 on a bottom of the power coverplate 113, the power supply 16 is installed in the power supply storagespace 114 to supply power to the housing 1, and the power supply 16comprises a municipal electric power charging interface and/or a solarcharging interface.

Optimally, a solar panel 4 is further included, in which the solar panel4 is installed at a top of the raising and lowering mechanism 2.

Optimally, the solar panel 4 comprises a solar cell 41, a batterymounting board 42, a reinforcing strip 43 and a battery mounting boardslot 44, the raising and lowering mechanism 2 has a battery mountingboard buckle 24 mating with the battery mounting board slot 44 at a topthereof, the solar cell 41 is installed in a solar cell jar 421 on anupper surface of the battery mounting board 42, and the reinforcingstrip 43 is connected between the battery mounting board slot 44 and abottom surface of the battery mounting board 42.

Optimally, the battery mounting board slot 44 has a wire slot providedon a wall thereof.

Optimally, the housing 1 further comprises a wheel 17, in which thewheel 17 is provided at a bottom of the housing body 11.

Optimally, the multi-functional sunshade further comprising a base 5, inwhich the housing 1 is installed on the base 5 in a removable manner.

Optimally, the base 5 is of a suction disc type, and has a suction disccontrol handle 51 and a handle locking mechanism 52 provided thereon,the suction disc control handle controls the suction disc type base toconnect and release, and the handle locking mechanism is used to lock aposition of the suction disc control handle.

Optimally, the suction disc control handle 51 has a base connectinggroove 511, the housing body 11 has a suction disc control handleaccommodation tank 115 at a bottom thereof and the suction disc controlhandle accommodation tank 115 has a base connecting retainer strip 116matching with the base connecting groove 511, and the suction disccontrol handle 51 is provided in the suction disc control handleaccommodation tank 115 through installation of the base connectinggroove 511 and the base connecting retainer strip 116.

Optimally, the housing 1 further comprises a base locking mechanism 18,a locking tongue of the base locking mechanism 18 cooperates with alocking tongue groove 512 provided on the suction disc control handle 51to lock the housing 1 and the base 5 in a connecting condition.

Optimally, the folding arm units 31 further comprises a tie ring 315, inwhich the tie ring 315 is connected at one end of the connecting arm311, the tie ring 315 has a tie hole 3151, the sunshade cloth 6 has atie rope, and the sunshade cloth 6 connects with the folding arm units31 through the tie rope threaded in the tie hole 3151.

Optimally, the sunshade cloth 6 comprises a sunshade top 61 and asunshade skirt 62, in which an upper end of the sunshade top 61 isconnected to a top of the raising and lowering mechanism 2 and thesunshade skirt 62 is connected to a lower edge of the sunshade top 61 ina removable manner.

Optimally, at least one folding arm unit 31 further comprises a foldingarm unit spreading angle limit block 3113, which limits a maximumspreading angle between the connected connecting arm ends below 180degrees.

Optimally, a position of the folding arm unit spreading angle limitblock 3113 on the folding arm unit 31 is adjacent to the mounting hole3111 located at an end of the folding arm unit 31.

Comparing to the conventional technologies, this invention has thefollowing beneficial effects:

1. The emergency mechanism can draw in the sunshade cloth for users incase of equipment failure to completely eliminate the disadvantage ofbeing unable to draw in sunshade cloth in case of power failure;

2. Plug-in buckle is used to connect sunshade cloth and foldingmechanism, resulting in increased assembly efficiency;

3. The solar panel has a high structural strength with buckle and wirerouting slot provided to facilitate replacement and extend wire life andbe good for environmental protection;

4. By using hook and loop tape, the sunshade cloth can be connected tothe vehicle handle and side view mirrors conveniently to improve thewind-resisting capability thereof;

5. Rechargeable batteries are provided at the bottom of housing, whichcan be quickly replaced by opening the battery lid;

6. The motor is installed in a stable manner with a low noise, which canbe conveniently maintained and repaired;

7. The display screen can display the remaining charge left of powersupply and remind users to recharge unit;

8. There are wheels at the bottom of housing body for users to easilycenter on car root by pulling or pushing, which saves effort;

9. The base has a strong suction action, and base and housing areinstalled in a firm and solid connecting manner;

10. The raising and lowering rod is properly structured to ensure a longservice.

These and other objectives, features, and advantages of the presentinvention will become apparent from the following detailed description,the accompanying drawings, and the appended claims.

BRIEF DESCRIPTION OF THE DRAWINGS

By reading and referring to the following figures describing in detailthe non-limiting embodiment example, other characteristics, purposes andadvantages of this invention will become more obvious:

FIG. 1 is a schematic diagram of a general structure of this invention;

FIG. 2 is a schematic diagram for a condition when a folding mechanismdraws in;

FIG. 3 is a schematic diagram showing the connecting relations betweenthe folding mechanism and a raising and lowering mechanism;

FIG. 4 is a schematic diagram for the condition when a raising andlowering tray and a screw are detached in case of emergency;

FIG. 5 is a schematic diagram for the structure of an L-shape connectingpart;

FIG. 6 is a schematic diagram for the structure of the raising andlowering tray;

FIG. 7 is a schematic diagram for the structure of a raising andlowering rod;

FIG. 8 is a schematic diagram for the condition when the raising andlowering tray and the screw are normally connected;

FIG. 9 is a schematic diagram for the structure of a guide part;

FIG. 10 is a schematic diagram for the location relation between theraising and lowering tray and the guide part;

FIG. 11 is a schematic diagram for the structure of a folding arm unit;

FIG. 12 is a detail view of a connecting shaft;

FIG. 13 is a schematic diagram for the cross sectional structure of thefolding arm unit;

FIG. 14 is a schematic diagram for a three-dimensional structure of theconnecting shaft;

FIG. 15 is a schematic diagram for connecting relations between aprotecting plug and sunshade cloth buckle parts;

FIG. 16 is a schematic diagram for a cross section structure of a solarpanel;

FIG. 17 is a schematic diagram for an internal three-dimension structureof a housing;

FIG. 18 is an internal top view of the housing;

FIG. 19 is a structural schematic diagram for motor installation;

FIG. 20 is a structural schematic diagram for power supply installation;

FIG. 21 is a schematic diagram for a structure of a base;

FIG. 22 is a schematic diagram for a connecting relationship between thebase and the housing;

FIG. 23 is a schematic diagram for a connecting relationship between thebase and the housing;

FIG. 24 is a schematic diagram for a structure of a tie ring;

FIG. 25 is a schematic diagram for a connecting relationship between asunshade top and a sunshade skirt.

FIG. 26 is a structural schematic diagram of a guide piece;

FIG. 27 is a structural schematic diagram of a connecting arm and thetie ring;

FIG. 28 is a structural schematic diagram of a folding arm unitspreading angle limit block of the connecting arm;

FIG. 29 is a structural schematic diagram of the folding arm unitspreading angle limit block and a mounting hole;

FIG. 30 shows a maximum angle that the folding arm unit can spread underlimitation of the folding arm unit spreading angle limit block;

FIG. 31 is a structural schematic diagram for the folding arm unitdrawing in;

FIG. 32 is a structural schematic diagram of a housing control panel;

FIG. 33 is a schematic diagram for a general structure of thisinvention, in which 8 folding arm units are shown;

FIG. 34 is a schematic diagram for a bottom surface of the housing.

In the figures:

1-housing 2-raising and lowering mechanism 11-housing body 21-raisingand lowering rod 111-motor support groove 211-screw 112-motor upperpressure groove 212-guide post 113-power cover plate 2121-raised guidestrip 114-power supply storage space 21211-wire routing hole 115-suctiondisc control handle 2122-bearing accommodation tank 2123-guide pipesleeve 116-base connecting retainer strip 21211-second guide groove12-motor 213-drive nut 121-bevel gear 22-raising and lowering platform13-motor attachment plate 221-raising and lowering tray 131-motormounting hole 2211-central piece 14-motor attachment plate mounting22111-first guide groove groove 22112-first screw accommodation15-controller through-hole 16-power supply 22113-protruding arm 17-wheel22114-guide piece 18-base locking mechanism 2212-folding mechanism3-folding mechanism mounting sleeve 31-folding arm units 22121-limitgroove 311-connecting arm 222-emergency release 3111-mounting holeconnecting part 31111-retainer ring 2221-L-shape connecting part3112-protecting plug mounting 2222-emergency bolt slot 223-guide part3113-folding arm unit spreading 2231-slider angle limit block2232-second screw 312-connecting shaft accommodation through-hole3121-washer body 2233-ring piece 3122-ring slot 23-raising and loweringseat 3123-end face 24-battery mounting board buckle 3124-shaft body4-solar panel 3125-removing groove 41-solar cell 3126-side face42-battery mounting board 313-protecting plug 43-reinforcing strip3131-protecting plug buckle 44-battery mounting board slot3132-protecting surface 5-base 3133-sunshade cloth mounting slot51-suction disc control handle 314-sunshade cloth buckle parts 511-baseconnecting groove 3141-sunshade cloth buckle 512-locking tongue groovesurface 52-handle locking mechanism 3142-sunshade cloth buckles6-sunshade cloth 315-tie ring 61-sunshade top 3151-tie hole 611-sunshadeextension 316-connecting arm reinforcing 62sunshade skirt strip63-zipper

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT

In the following, a specific embodiment example will be combined toexplain in detail this invention. The following embodiment example willhelp technical people in this field to further understand thisinvention, however, it does not limit this invention in any way. Itshould be pointed out that ordinary technical people in this field canmake variations and improvements under the prerequisite of notalienating themselves from the conception of this invention. Thesebelong to the protection scope for this invention.

As shown in FIG. 1 and FIG. 2, the multifunctional sunshade as providedby this invention comprises a housing 1, a raising and loweringmechanism 2, a folding mechanism 3, a solar panel 4, a base 5 and asunshade cloth. More specifically, the raising and lowering mechanism 2connects to the housing 1, the raising and lowering mechanism 2 drivesthe folding mechanism 3 to spread and draw in, the housing 1 comprises ahousing body 11 and a motor 12, the raising and lowering mechanism 2includes: a raising and lowering rod 21, a raising and lowering platform22 and a raising and a lowering seat 23, in which: the motor 12 set upin the housing body 11 drives the raising and lowering platform 22 tomove along an axial direction of the raising and lowering rod 21, theraising and lowering rod 21 is installed in the housing body 11 via theraising and lowering seat 23, the sunshade cloth connects to a top ofthe folding mechanism 3, the solar panel 4 is installed at a top of theraising and lowering mechanism 2 and the housing 1 is installed at thebase 5 in a removable manner.

In this embodiment example, the raising and lowering platform 22 islocated above the raising and lowering seat 23, when the raising andlowering platform 22 moves from bottom to top, the raising and loweringplatform 22 drives the folding mechanism 3 to draw in gradually, whenthe raising and lowering platform 22 moves from bottom to top, thefolding mechanism 3 spreads gradually being driven by the raising andlowering platform 22, accordingly, the sunshade cloth connecting to thefolding mechanism 3 also draws in and spreads with it. In a variationexample, the raising and lowering platform 22 can be located under theraising and lowering seat 23, the folding mechanism 3 can draw in andspread similarly being driven by the raising and lowering platform 22.Further, the sunshade cloth has loop and hook fasteners, the sunshadecloth can be secured by loop and hook fasteners to the locations ofoutside rear view mirror and handle to improve the wind-resistingcapability of the sunshade cloth.

More specifically, a specific structure of raising and loweringmechanism 2 is described in detail in the following.

The raising and lowering rod 21 comprises a screw 211, a guide post 212and a drive nut 213, the guide post 212 comprises raised guide strip2121, the raising and lowering platform 22 comprises a raising andlowering tray 221 and an emergency release connecting part 222, inwhich: the drive nut 213 is installed on the screw 211, the screw 211 isinstalled on the guide post 212, the raising and lowering tray 221 has afirst guide groove 22111 mating with the raised guide strip 2121 of theguide post 212 and a first screw accommodation through-hole 22112 withthe screw 211 threading through, the raising and lowering tray 221connects the emergency release connecting part 222, the emergencyrelease connecting part 222 connects drive nut 213 in a removable mannerand the control end of folding mechanism 3 connects raising and loweringtray 221. The emergency release connecting part 222 comprises an L-shapeconnecting part 2221 and an emergency bolt 2222, in which: oneconnecting arm of the L-shape connecting part 2221 connects to theraising and lowering tray 221 and the other connecting arm connects tothe drive nut 213 in a removable manner via the emergency bolt 2222.

As shown in FIG. 8, when the multifunctional sunshade operates normally,the raising and lowering tray 221 connects with the drive nut 213 viathe emergency release connecting part 222, as a result, the raising andlowering tray 221 can move up or down accordingly being driven by thenut 213. And if the multifunctional sunshade has a failure leading tothe screw 211 stopping rotation, the sunshade cloth can not draw in ifthe raising and lowering tray 221 continues to maintain a connectionwith the drive nut 213. So the emergency bolt 2222 can be removed fromthe drive nut 213 to have the raising and lowering tray 221 and thedrive nut 213 separate with each other, as shown in FIG. 4, as a result,under an manual force, the raising and lowering tray 221 can still beraised to draw in the sunshade cloth. Optimally, the emergency bolt 2222is an inside hex bolt.

The raising and lowering platform 22 further comprises a guide part 223,the guide post 212 further comprises a bearing 2122 and a guide pipesleeve 2123, in which: the screw 211 is located in the guide pipe sleeve2123, two end of the screw 211 connect to the two ends of the guide pipesleeve 2123 via the bearing 2122 respectively, the guide pipe sleeve2123 is installed in the housing body 11 via the raising and loweringseat 23, the guide pipe sleeve 2123 has a second guide groove 21211, theguide part 223 comprises a ring piece 2233 and a slider 2231 extendingout from the ring piece 2233, the ring piece 2233 has a second screwaccommodation through-hole 2232 with the screw 211 threading through,the second guide groove 21211 mates with the slider 2231, the slider2231 connects the raising and lowering tray 221, a radius of the ringpiece 2233 is slightly smaller than an inner diameter of the guide pipesleeve 2123. The slider 2231 is connected between the L-shape connectingpart 2221 and the raising and lowering tray 221. The raised guide strip2121 has a wire routing hole 21211. The raising and lowering tray 221 isan axially symmetrical component, and the raising and lowering seat 23and the housing body 11 is integral.

The raising and lowering tray 221 comprises a central piece 2211 and afolding mechanism mounting sleeve 2212, in which: the central piece 2211has a first guide groove 22111 and a first screw accommodationthrough-hole 22112, an outer edge of the central piece 2211 extends outfrom a protruding arm 22113, a bottom surface of the central piece 2211extends out from a guide piece 22114 mating with the raised guide strip2121, the folding mechanism mounting sleeve 2212 has a limit groove22121, an end of protruding arm 22113 is set up in the limit groove22121 and connects with the limit groove 22121 closely, a control end ofthe folding mechanism 3 is set up in the limit groove 22121 and hingedwith a wall of the limit groove 22121. The limit groove 22121 is U-shapedesign, with a width between U-shape groove walls being equal to orslightly greater than that of the protruding arm 22113, and a widthbetween the U-shape groove walls being equal to or slightly greater thanthe control end of the folding mechanism 3.

Next, a detailed description is illustrated to the specific constructionof the folding structure 3.

The folding mechanism 3 comprises a plurality of folding arm units 31connecting in proper order, in which control ends of the folding armunit 31 on a innermost side connects to the raising and loweringplatform 22 and the raising and lowering seat 23 respectively, andbetween adjacent folding arm units 31, an output end of the folding armunit 31 on the inner side hinges a control end of the folding arm unit31 located on outside. As shown in FIGS. 11 to 14, the folding arm units31 comprises a connecting shaft 312 and at least two connecting arms311, the connecting arm 311 has a mounting hole 3111 matching with theconnecting shaft 312 in the center, the two connecting arms 311 of onefolding arm unit 31 hinge with the connecting shaft 312 via the mountinghole 3111 in the center. The height between the connecting shafts 312located in a middle of the connecting arms 311 for the folding arm units31 of one folding mechanism 3 is the same, as shown in FIG. 2. A shaftbody 3124 of the connecting shaft 312 extends out from a washer body3121 in the center, two ends of the connecting shaft 312 have ring slots3122 respectively, and the mounting hole 3111 has a retainer ring 31111mating with the ring slot 3122 on a wall thereof.

A cross section of the washer body 3121 is an echelon, and a length forwhich the echelon connects to a bottom side of the shaft body 3124 isgreater than that for which the echelon connects to a top side of thesame. An end face 3123 and a side face 3126 of the connecting shaft 312is connected smoothly, and a radius of an end face 3123 of theconnecting shaft 312 is smaller than thereof the shaft body 3124 of theconnecting shaft 312. The two ends of the connecting shaft 312 have aremoving groove 3125, and the removing groove 3125 extends from an endface 3123 of the connecting shaft 312 along an axial direction of saidconnecting shaft 312 toward an internal of the connecting shaft 312.There is a gap between an end side face of the connecting shaft 312 anda wall of the mounting hole 3111. The a cross section of the connectingarm 311 is an I shape.

In existing technologies, the connection between the connecting arms 311is usually achieved by using a nut, a bolt and a washer. As the nut, thebolt and the washer are three separate parts with fastening to be madeby turning the nut, installation thereof is time-consuming and not easy.But in this invention, the connecting shaft has a plug-in installationmode, with assembly between two connecting arms to be achievable byexerting force slightly on two ends of the connecting shaft 312respectively to insert into a mounting hole of the connecting arm 311.As a result, the assembly time and assembly efficiency is improvedsubstantially.

Further, a detailed description is made to the specific mode ofconnection between the sunshade cloth and the folding arm units 31 inthe following.

The folding arm units 31 further comprise a protecting plug 313installed at a top of the connecting part 311 and the sunshade clothbuckle parts 314 installed on the protecting plug 313, the protectingplug 313 comprises a protecting plug buckle 3131, a protecting surface3132 and a sunshade cloth mounting slot 3133, in which, the protectingsurface 3132 has a thickness, the protecting plug buckle 3131 isconnected at a lower side of the protecting surface 3132, an inner sideof the protecting plug buckle 3131 forms the sunshade cloth mountingslot 3133, the through-holes in the sunshade cloth mounting slot 3133and the protecting surface 3132 are connected with each other and theconnecting arm 311 has a protecting plug mounting slot 3112 mating withthe protecting plug buckle 3131 on the top end. The sunshade clothbuckle parts 314 comprises a sunshade cloth buckle surface 3141 and asunshade cloth buckles 3142, the sunshade cloth buckle surface 3141 hasa thickness, the sunshade cloth buckles 3142 are set up under thesunshade cloth buckle surface 3141, and the sunshade cloth mounting slot3133 matches with the sunshade cloth buckles 3142. The sunshade clothhas through-holes, and the sunshade cloth buckles 3142 of the sunshadecloth buckle parts 314 are installed in the sunshade cloth mounting slot3133 by threading through the through-holes in the sunshade cloth.

In an optimal example as shown in FIGS. 24, 27 and 30, the folding armunits 31 further comprise a tie ring 315, in which tie ring 315 isconnected at one end of the connecting arm 311, the tie ring 315 has atie hole 3151 provided thereon, a sunshade cloth 6 has a tie rope andthe sunshade cloth 6 connects with the folding arm units 31 via the tierope threaded in the tie hole 3151, in which, the tie rope is optimallya hook and loop fastener. Further, as shown in FIG. 25, the sunshadecloth 6 comprises a sunshade top 61 and a sunshade skirt 62, in which,an upper end of the sunshade top 61 connects to a top of the raising andlowering mechanism 2, and sunshade skirt 62 connects to a lower edge ofthe sunshade top 61 in a removable manner. Further, the sunshade top 61and the sunshade skirt 62 are connected via a zipper 63, a lower edge ofthe sunshade top 61 extends out from a sunshade extension 611, and thesunshade top extension 611 covers at an outer side of the sunshade skirt62.

Further optimally, as shown in FIGS. 28, 29, at least one folding armunit 31 further includes a folding arm unit spreading angle limit block3113, with the position of the folding arm unit spreading angle limitblock 3113 on the folding arm unit 31 being adjacent to the mountinghole 3111 located at an end of the folding arm unit 31, and the foldingarm unit spreading angle limit block 3113 limiting the maximum spreadingangle between a connected connecting arm ends below 180 degrees, forexample, as shown in FIG. 30. An angle formed between connectedconnecting arm ends is A. A maximum value of angle A is kept below 180degrees through the folding arm unit spreading angle limit block 3113 toprevent the folding arm unit 31 from overturning (going up or down). Inwhich, the technical people in this field can adjust the amount of thefolding arm unit spreading angle limit blocks 3113 according to theactual need, for example, in order for folding the arm unit 31 to spreadto a maximum degree, no folding arm unit spreading angle limit block3113 can be provided, in a case when the spreading angle of folding armunit 31 has to be limited, at least one folding arm unit spreading anglelimit block 3113 can be provided in the folding arm unit 31.

Further, a detailed description will be made to the specific structureof the housing 1 in the following.

To have the motor rest stably, as shown in FIGS. 17, 18 and 19, a bottomof the housing body 11 extends upward out from a motor support groove111 and a surface of the motor support groove 111 matches with a bottomshape of the motor 12, a cover of the housing body 11 extends downwardout from a motor upper pressure groove 112 and a groove edge of themotor upper pressure groove 112 matches with a top shape of motor 12.The housing 1 further comprises a motor attachment plate 13 a and motorattachment plate mounting groove 14, in which an enclosure of the motor12 is attached in a motor mounting hole 131 of the motor attachmentplate 13. Thus, when the motor 12 drives the screw 211 via two bevelgears 121 axially perpendicular to each other, the stability of themotor is substantially improved as compared with the existingtechnologies. The housing 1 further comprises a controller 15, anindicator lamp, a display screen, a power switch, a remote communicationdevice and a power supply 16, and the controller 15 connects with theindicator lamp, the display screen, the power switch, the remotecommunication device and the power supply 16 respectively. The housingbody 11 comprises a power cover plate 113, the housing body 11 has apower supply storage space 114 in an inner side of the power cover plate113, the power supply 16 is installed in the power supply storage space114 to supply power for the housing 1, and the power supply 16 includesa municipal electric power charging interface and/or solar charginginterface. The housing 1 further comprises wheels 17, in which thewheels 17 are set up at a bottom of the housing body 11 to facilitatemoving of the housing 1.

Next, a detailed description will be made about solar panel 4.

The solar panel 4 comprises a solar cell 41, a battery mounting board42, a reinforcing strip 43 and a battery mounting board slot 44, theraising and lowering mechanism 2 has a battery mounting board buckle 24mating with the battery mounting board slot 44 on the top, the solarcell 41 is installed in a solar cell jar 421 on an upper surface of thebattery mounting board 42, and the reinforcing strip 43 is connectedbetween the battery mounting board slot 44 and a bottom surface of thebattery mounting board 42. The battery mounting board slot 44 has a wirerouting slot on a wall thereof, in such a manner that the leads of thesolar cell 41 is capable of connecting a power supply 16 and acontroller 15 in the housing 11 via that wire routing slot and the wirerouting hole 21211.

In the following, a detailed description will be made to the specificstructure of base 5.

In an optimal case of the embodiment example as shown in FIGS. 21 to 23,the base 5 is a suction disc type base, which has a suction disc controlhandle 51 and a handle locking mechanism 52, the suction disc controlhandle 51 controls the suction disc type base to attach and release fromthe sunshade, the handle locking mechanism 52 is used to lock theposition of the suction disc control handle. The suction disc controlhandle 51 has a base connecting groove 511 provided thereon, the housingbody 11 has a suction disc control handle accommodation tank 115 on thebottom, in the suction disc control handle accommodation tank 115 thereis a base connecting retainer strip 116 matching with base connectinggroove 511, and the suction disc control handle 51 is set up in thesuction disc control handle accommodation tank 115 through theinstallation of the base connecting groove 511 and base connectingretainer strip 116. The housing 1 further comprises a base lockingmechanism 18, a locking tongue of the base locking mechanism 18cooperates with the locking tongue groove 512 set up on the suction disccontrol handle 51 to lock the housing 1 and the base 5 in a connectingcondition.

In an embodiment of this invention, multifunctional sunshade componentsincluding the base are placed in the vehicle trunk at the verybeginning, after parking, a user attaches the base adsorbed on vehicleroof first by using the attached suction cup. Then send an instructionto the controller via a remote control, the controller starts the motorto operate according to this instruction, the motor outputs power to thescrew to make it rotate, the rotation of the screw lowers the raisingand lowering platform to drive the folding mechanism to spread,accordingly, the sunshade cloth also spreads at the same time, next, auser can use the hook and loop tape to connect the sunshade cloth tovehicle side view mirrors and handle. When it is necessary to drive thevehicle, use the remote control to control the raising and loweringplatform to go up, the sunshade cloth draws in naturally, and finally,release the housing and base and put them in the trunk.

A description is made above to an embodiment example of this invention.It is necessary to understand that this invention is not limited to theabove specific embodiment. Technical people in this field can makenumerous variations and modifications within the range of claim, whichwill not influence the substantial content of this invention.

What is claimed is:
 1. A multi-functional sunshade, comprising a housing(1), a raising and lowering mechanism (2) and a folding mechanism (3),wherein said raising and lowering mechanism (2) connects to said housing(1), said raising and lowering mechanism (2) drives said foldingmechanism (3) to spread and draw in, wherein said housing (1) comprisinga housing body (11) and a motor (12), said raising and loweringmechanism (2) comprising a raising and lowering rod (21), a raising andlowering platform (22) and a raising and lowering seat (23), whereinsaid motor (12) set up in said housing body (11) drives said raising andlowering platform (22) to move along an axial direction of said raisingand lowering rod (21), and said raising and lowering rod (21) isinstalled in said housing body (11) via said raising and lowering seat(23).
 2. The multi-functional sunshade as described in claim 1, whereinsaid raising and lowering rod (21) comprises a screw (211), a guide post(212) and a drive nut (213), said guide post (212) comprises a raisedguide strip (2121), said raising and lowering platform (22) comprises araising and lowering tray (221) and an emergency release connecting part(222), wherein said drive nut (213) is installed on said screw (211),said screw (211) is installed on said guide post (212), said raising andlowering tray (221) has a first guide groove (22111) mating with saidraised guide strip (2121) of said guide post (212) and a first screwaccommodation through-hole (22112) having said screw (211) threadingthrough, said raising and lowering tray (221) connects with saidemergency release connecting part (222), said emergency releaseconnecting part (222) connects to said drive nut (213) in a removablemanner, a control end of said folding mechanism (3) connects to saidraising and lowering tray (221).
 3. The multi-functional sunshade asdescribed in claim 2, wherein said emergency release connecting part(222) comprises an L-shape connecting part (2221) and an emergency bolt(2222), in which: one connecting arm of said L-shape connecting part(2221) connects to said raising and lowering tray (221), and the otherconnecting arm connects to said drive nut (213) in a removable mannerthrough said emergency bolt (2222).
 4. The multi-functional sunshade asdescribed in claim 2, wherein said raising and lowering tray (221)comprises a central piece (2211) and a folding mechanism mounting sleeve(2212), in which: said central piece (2211) has a first guide groove(22111) and a first screw accommodation through-hole (22112), saidcentral piece (2211) has a protruding arm (22113) extending out from anouter edge thereof, said folding mechanism mounting sleeve (2212) has alimit groove (22121), an end of said protruding arm (22113) is set up insaid limit groove (22121) and connects with said limit groove (22121)closely, said control end of said folding mechanism (3) is set up insaid limit groove (22121) and hinged with a wall of limit groove(22121).
 5. The multi-functional sunshade as described in claim 4,wherein said limit groove (22121) is of U-shape and the width betweenwalls of said U-shape groove is equal to or slightly greater than thewidth of said protruding arm (22113) and the width between said walls ofsaid U-shape groove is equal to or slightly greater than said controlend of said folding mechanism (3).
 6. The multi-functional sunshade asdescribed in claim wherein said raising and lowering platform (22)further comprises a guide part (223), said guide post (212) furthercomprises a bearing (2122) and a guide pipe sleeve (2123), in which:said screw (211) is located in said guide pipe sleeve (2123), two endsof said screw (211) connects to two ends of said guide pipe sleeve(2123) through said bearing (2122) respectively, said guide pipe sleeve(2123) is installed in said housing body (11) via said raising andlowering seat (23), said guide pipe sleeve (2123) has a second guidegroove (21211) provided thereon, said guide part (223) comprises a ringpiece (2233) and a slider (2231) extending out from said ring piece(2233), said ring piece (2233) has a second screw accommodationthrough-hole (2232) having said screw (211) threading through, saidsecond guide groove (21211) fits with said slider (2231), said slider(2231) connects to said raising and lowering tray (221), a radius ofsaid ring piece (2233) is slightly less than an inner diameter of saidguide pipe sleeve (2123).
 7. The multi-functional sunshade as describedin claim 6, wherein said slider (2231) is connected between said L-shapeconnecting part (2221) and said raising and lowering tray (221).
 8. Themulti-functional sunshade as described in claim 2, wherein said raisedguide strip (2121) has a wire routing hole (21211) provided thereon. 9.The multi-functional sunshade as described in claim 2, wherein saidraising and lowering tray (221) is an axially symmetrical component, andsaid raising and lowering seat (23) and said housing body (11) are anintegral part.
 10. The multi-functional sunshade as described in claim1, wherein said folding mechanism (3) comprises a plurality of foldingarm units (31) connecting in proper order, in which control ends of saidfolding arm unit (31) in a most inner side connects to said raising andlowering platform (22) and said raising and lowering seat (23)respectively, for adjacent said folding arm units (31), the output endof said folding arm unit (31) on an inner side is hinged to said controlend of said folding arm unit (31) on an outer side.
 11. Themulti-functional sunshade as described in claim 10, wherein said foldingarm units (31) comprises a connecting shaft (312) and at least twoconnecting arms (311), each of said connecting arms (311) has a mountinghole (3111) mating with said connecting shaft (312) in the center, amiddle of said two connecting arms (311) of one folding arm unit (31)are hinged with said connecting shaft (312) through said mounting hole(3111).
 12. The multi-functional sunshade as described in claim 11,wherein the height between said connecting shafts (312) located in saidmiddle of said connecting arms (311) for said folding arm units (31) ofone folding mechanism (3) is the same.
 13. The multi-functional sunshadeas described in claim 11, wherein a middle part of a shaft body (3124)of said connecting shaft (312) extends out from a washer body (3121),each of two ends of said connecting shaft (312) has a ring slot (3122)provided thereon, said mounting hole (3111) has a retainer ring (31111)mating with said ring slot (3122) on the wall.
 14. The multi-functionalsunshade as described in claim 13, wherein a cross section of saidwasher body (3121) is an echelon, and a length for which said echelonconnects to a bottom side of said shaft body (3124) is greater than thatfor which said echelon connects to a top side of the same.
 15. Themulti-functional sunshade as described in claim 13, wherein an end face(3123) and a side face (3126) of said connecting shaft (312) isconnected smoothly, and a radius of an end face (3123) of saidconnecting shaft (312) is smaller than thereof said shaft body (3124) ofsaid connecting shaft (312).
 16. The multi-functional sunshade asdescribed in claim 13, wherein said two ends of said connecting shaft(312) have a removing groove (3125), said removing groove (3125) extendsfrom an end face (3123) of said connecting shaft (312) along an axialdirection of said connecting shaft (312) toward an internal of saidconnecting shaft (312).
 17. The multi-functional sunshade as describedin claim 13, wherein a gap exists between an end side face of saidconnecting shaft (312) and a wall of said mounting hole (3111).
 18. Themulti-functional sunshade as described in claim 11, wherein saidconnecting arm (311) has an I-shape cross section.
 19. Themulti-functional sunshade as described in claim 11, wherein said foldingarm units (31) further comprises a protecting plug (313) installed at atop of said connecting arm (311), said protecting plug (313) comprises aprotecting plug buckle (3131), a protecting surface (3132) and asunshade cloth mounting slot (3133), in which said protecting surface(3132) has a thickness, said protecting plug buckle (3131) is connectedat a lower side of said protecting surface (3132), an inner side of saidprotecting plug buckle (3131) forms said sunshade cloth mounting slot(3133), through-holes on said sunshade cloth mounting slot (3133) andsaid protecting surface (3132) are connected with each other, and saidconnecting arm (311) has a protecting plug mounting slot (3112) matingwith said protecting plug buckle (3131) on the top.
 20. Themulti-functional sunshade as described in claim 19, wherein said foldingarm units (31) further comprise a sunshade cloth buckle parts (314)installed on said protecting plug (313), in which said sunshade clothbuckle parts (314) comprises a sunshade cloth buckle surface (3141) anda sunshade cloth buckles (3142), said sunshade cloth buckle surface(3141) has a thickness, said sunshade cloth buckles (3142) are providedat a lower side of said sunshade cloth buckle surface (3141), and saidsunshade cloth mounting slot (3133) and said sunshade cloth buckles(3142) are matched.
 21. The multi-functional sunshade as described inclaim 1, wherein a sunshade cloth is further included, wherein saidsunshade cloth is connected to a top of said folding mechanism (3). 22.The multi-functional sunshade as described in claim 21, wherein saidsunshade cloth has through-holes, and said sunshade cloth buckles (3142)of said sunshade cloth buckle parts (314) threads through saidthrough-holes to install in said sunshade cloth mounting slot (3133).23. The multi-functional sunshade as described in claim 21, whereinmagic buttons are further included, in which hook and loop tapes arefurther included, which are located at a location of a sunshade clothcorresponding to a vehicle rear view mirror and/or a handle.
 24. Themulti-functional sunshade as described in claim 1, wherein a bottom ofsaid housing body (11) extends upward out from said motor support groove(111), and a groove surface of said motor support groove (111) matcheswith a bottom shape of said motor (12).
 25. The multi-functionalsunshade as described in claim 24, wherein a cover of said housing body(11) extends downward out from an upper pressure groove (112) of saidmotor (12), and a groove edge of said upper pressure groove (112) ofsaid motor matches with a top shape of said motor (12).
 26. Themulti-functional sunshade as described in claim 1, wherein said housing(1) further comprises a motor attachment plate (13) and a motorattachment plate mounting groove (14), in which an enclosure of saidmotor (12) is caught in a motor mounting hole (131) of said motorattachment plate (13).
 27. The multi-functional sunshade as described inclaim 2, wherein said motor (12) drives said screw (211) via two bevelgears (121) axially perpendicular to each other.
 28. Themulti-functional sunshade as described in claim 21, wherein said housing(1) further comprises a controller (15), and said housing (1) furthercomprises one or more devices selected from the group consisting of thefollowing devices connecting with controller (15): an indicator lamp; adisplay screen; a power switch; and a remote communication device. 29.The multi-functional sunshade as described in claim 21, wherein saidhousing (1) further comprises a power supply (16), said housing body(11) comprises a power cover plate (113), said housing body (11) has apower supply storage space (114) on a bottom of said power cover plate(113), said power supply (16) is installed in said power supply storagespace (114) to supply power to said housing (1), and said power supply(16) comprises a municipal electric power charging interface and/or asolar charging interface.
 30. The multi-functional sunshade as describedin claim 29, wherein a solar panel (4) is further included, in whichsaid solar panel (4) is installed at a top of said raising and loweringmechanism (2).
 31. The multi-functional sunshade as described in claim30, wherein said solar panel (4) comprises a solar cell (41), a batterymounting board (42), a reinforcing strip (43) and a battery mountingboard slot (44), said raising and lowering mechanism (2) has a batterymounting board buckle (24) mating with said battery mounting board slot(44) at a top thereof, said solar cell (41) is installed in a solar celljar (421) on an upper surface of said battery mounting board (42), andsaid reinforcing strip (43) is connected between said battery mountingboard slot (44) and a bottom surface of said battery mounting board(42).
 32. The multi-functional sunshade as described in claim 31,wherein said battery mounting board slot (44) has a wire slot providedon a wall thereof.
 33. The multi-functional sunshade as described inclaim 31, wherein said housing (1) further comprises a wheel (17), inwhich said wheel (17) is provided at a bottom of said housing body (11).34. The multi-functional sunshade as described in claim 1, furthercomprising a base (5), in which said housing (1) is installed on saidbase (5) in a removable manner.
 35. The multi-functional sunshade asdescribed in claim 34, wherein said base (5) is of a suction disc type,and has a suction disc control handle (51) and a handle lockingmechanism (52) provided thereon, said suction disc control handlecontrols said suction disc type base to connect and release, and saidhandle locking mechanism is used to lock a position of said suction disccontrol handle.
 36. The multi-functional sunshade as described in claim35, wherein said suction disc control handle (51) has a base connectinggroove (511), said housing body (11) has a suction disc control handleaccommodation tank (115) at a bottom thereof and said suction disccontrol handle accommodation tank (115) has a base connecting retainerstrip (116) matching with said base connecting groove (511), and saidsuction disc control handle (51) is provided in said suction disccontrol handle accommodation tank (115) through installation of saidbase connecting groove (511) and said base connecting retainer strip(116).
 37. The multi-functional sunshade as described in claim 36,wherein said housing (1) further comprises a base locking mechanism(18), a locking tongue of said base locking mechanism (18) cooperateswith a locking tongue groove (512) provided on said suction disc controlhandle (51) to lock said housing (1) and said base (5) in a connectingcondition.
 38. The multi-functional sunshade as described in claim 21,wherein said folding arm units (31) further comprises a tie ring (315),in which said tie ring (315) is connected at one end of said connectingarm (311), said tie ring (315) has a tie hole (3151), said sunshadecloth (6) has a tie rope, and said sunshade cloth (6) connects with saidfolding arm units (31) through said tie rope threaded in said tie hole(3151).
 39. The multi-functional sunshade as described in claim 21,wherein said sunshade cloth (6) comprises a sunshade top (61) and asunshade skirt (62), in which an upper end of said sunshade top (61) isconnected to a top of said raising and lowering mechanism (2) and saidsunshade skirt (62) is connected to a lower edge of said sunshade top(61) in a removable manner.
 40. The multi-functional sunshade asdescribed in claim 21, wherein at least one folding arm unit (31)further comprises a folding arm unit spreading angle limit block (3113),which limits a maximum spreading angle between the connected connectingarm ends below 180 degrees.
 41. The multi-functional sunshade asdescribed in claim 40, wherein a position of said folding arm unitspreading angle limit block (3113) on said folding arm unit (31) isadjacent to said mounting hole (3111) located at an end of said foldingarm unit (31).